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As we all know, current electronic products are constantly developing towards high performance. From multi-functional mobile phones, high-end digital cameras, to various game consoles, their function...[Details]
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This application test targets non-nominal 50Ω cables, including coaxial, twisted pair, and differential high-speed data line tests, including impedance parameters, S parameters (insertion loss, stand...[Details]
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The AC adapter circuit of a commercially available portable CD/VCD player is shown in the attached figure. The nominal output of the adapter is 5V, 500mA, the volume is 7×4×1.8cm, and the weight is ab...[Details]
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If the web page display format is messed up, you can download the complete source code from here: http://www.51hei.com/f/dpjjmhw.rar
// The remote control uses the Ht6221 chip
//Infrared re...[Details]
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1. Various multiplexing and various settings (can be used as simple IO function or various second functions; can be controlled as input, output, connect pull-up resistor, connect pull-down resistor,...[Details]
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The volume meter is a special instrument
for monitoring radio programs
. Its technical performance and quality will directly affect the broadcast quality. The most widely used volume meters a...[Details]
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ABC EQU 60H;
ORG 0000H
/*http://www.51hei.com MCU cycle light design - assembly language program writing*/
AJMP START
ORG 0003H ;External interrupt vector address
LJMP INT0;
...[Details]
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We can compare today's power management environment to the situation in the late 1980s. The 1980s and early 1990s were dominated by NPN linear regulators, simple circuits for shifting voltage level...[Details]
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With the rise of autonomous driving technology, cars are increasingly becoming a "large-scale" Internet smart terminal after computers and smartphones. In the future, changes in the entire automoti...[Details]
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Recently, TSMC Chairman Liu Deyin told the Nikkei that TSMC will start building a $12 billion chip factory in Arizona next year. A working group of more than 300 existing employees and managers will ...[Details]
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The OnePlus 9 series will be released on March 24, and OnePlus will also bring its first smartwatch. As the OnePlus 9 series launch is approaching, Liu Zuohu has also stepped up the preheating ...[Details]
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Wireless monitoring of mining sites has always been limited by the reliability and stability of existing mining site communication systems and cannot be implemented on a large scale. Strix System...[Details]
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Recently, according to Korean media reports, Samsung Group Vice Chairman Lee Jae-yong will visit Europe from June 7 to June 18. During this European visit, Samsung Group Vice Chairman Lee Jae-yong wi...[Details]
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The 104HT series is suitable for a variety of applications that require high temperature resistance, including electric vehicles, solar energy, high voltage instruments, IC testers, etc. July 19, 2...[Details]
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When I first saw the code for the Delay() function in the tutorial, I was shocked. How is it possible to let the microcontroller idle in order to synchronize with the outside world? Just imagine, if...[Details]
Analog electronics
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